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Installation Manual and Operating Instructions 

 
 

Model TC234  

DC/DC Power Converter 

 
 
 
 

 

 

 
 

 
 
 

True Blue Power

®

 

is

 

a division of Mid-Continent Instrument Co., Inc.

 

 
Mid-Continent Instrument Co., Inc.

 

dba Mid-Continent Instruments and Avionics 

 

9400 E. 34

th

 Street N. 

Wichita, KS 67226 

Manual Number 9018670

 

PH (800) 821-1212    FX (316) 630-0723 

Rev A, August 31, 2016

 

Summary of Contents for True Blue Power TC234

Page 1: ...ower Converter True Blue Power is a division of Mid Continent Instrument Co Inc Mid Continent Instrument Co Inc dba Mid Continent Instruments and Avionics 9400 E 34th Street N Wichita KS 67226 Manual Number 9018670 PH 800 821 1212 FX 316 630 0723 Rev A August 31 2016 ...

Page 2: ...ents concerning this manual Although every effort has been made to keep it free of errors some may occur When reporting a specific problem please describe it briefly and include the manual part number the paragraph figure table reference and the page number Send your comments to True Blue Power c o Mid Continent Instrument Co Inc Attn Technical Publications 9400 E 34th Street N Wichita KS 67226 US...

Page 3: ...Rev A August 31 2016 3 Manual Number 9018670 REVISION DETAIL Revision Date Approved Detail A 08 31 16 SHO Initial release ...

Page 4: ... INSPECTING 7 3 3 CABLE HARNESS 7 3 3 1 Wire Gauge Selection 7 3 3 2 Pin Assignment Information 7 3 3 3 Harness Verification 8 3 3 4 Output Voltage Adjustment 9 3 4 MOUNTING 10 3 5 INSTALLATION COMPLETION 10 3 6 INSTALL CAUTION 10 SECTION 4 OPERATION 4 1 ELECTRICAL PERFORMANCE 11 4 2 PROTECTIVE FEATURES 11 4 2 1 Remote On Off 11 4 2 2 Input Under Voltage Limit 11 4 2 3 Over Temperature 11 4 2 4 Sh...

Page 5: ...able on off feature The TC234 DC DC converter has a robust Military rated circular connector and a rugged aluminum case which dissipates heat and provides excellent mechanical strength It is engineered to require no external cooling and contains no internal fans or cooling methods which saves energy reduces weight and allows more flexible installation locations At only 0 70 pounds it is lighter an...

Page 6: ...unit are heavy gauge wire and carry significant power Be aware of routing cables near other electronics or with other wire bundles that may be susceptible to high energy flow Avoid sharp bends in cabling and routing near aircraft control cables Also avoid proximity and contact with aircraft structures avionics equipment or other obstructions that could chafe wires during flight and cause undesirab...

Page 7: ... incurred during shipment The following parts should be included a DC DC Converter MCIA P N 6430234 b Mating Connector cable clamp a 6430234 1 MCIA P N 9018654 b 6430234 2 MCIA P N 9018655 c Installation Manual MCIA P N 9018670 Equipment not provided a Mounting Hardware four 6 32 pan head screws 6 lock washers optional b Cable Harness Wire See Section 3 3 for specifications 3 3 CABLE HARNESS Const...

Page 8: ...3 3 Table 3 3 Pinout View of 6430234 1 Unit Connector 6430234 1 Connector Pinout Figure 3 4 Table 3 4 Pinout View of 6430234 2 Unit Connector 6430234 2 Connector Pinout 3 3 3 Harness Verification With the TC234 Static Converter disconnected activate the aircraft power bus that supplies the unit and use a multi meter to verify that aircraft power and ground with appropriate voltage is on the pins w...

Page 9: ...NPUT TC234 6430234 1 DC OUTPUT DC RETURN Figure 3 5 Typical 6430234 1 Aircraft Wiring Installation Constant On Update to TC234 and 6430234 2 D DC OUTPUT C DC RETURN B A DC INPUT ENABLE TC234 6430234 2 ON OFF ON OFF Figure 3 6 Typical 6430234 2 Aircraft Wiring Installation Remote On Off ...

Page 10: ...ure 3 7 TC234 DC DC Converter Outline Drawing 3 5 INSTALLATION CAUTION Under no circumstances should the output of the Converter to be connected to another power output source or damage will occur to the unit or the connected power source 3 6 INSTALLATION COMPLETION Prior to operating the unit in the aircraft it is recommended to verify the output and functionality of the unit In order to prevent ...

Page 11: ... VDC the unit senses an under voltage condition and disables the output 4 2 3 Over Temperature The TC234 DC DC Converter incorporates an internal temperature sensing device that continually provides monitoring and feedback to the control circuits When the unit senses an internal condition that exceeds maximum temperature ratings the output is disabled The Converter will continue to remain shut dow...

Page 12: ...e High Temperature Decompression Overpressure 4 4 5 1 4 5 3 4 6 1 4 6 2 4 6 3 Category F2 Operating Low Temp 55C Operating High Temp 70C Altitude 55 000 ft 8 000 to 55 000 ft 15 000 ft Temperature Variation 5 Category S2 Humidity 6 Category B Operational Shock and Crash Safety 7 Category B Vibration 8 Category R Curve C C1 RCC1 Explosion 9 Category X Waterproofness 10 Category X Fluids 11 Category...

Page 13: ...Rev A August 31 2016 13 Manual Number 9018670 ...

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